S
M
T
W
T
F
S
27
77°
47°
28
71°
41°
29
71°
57°
30
71°
51°
1
76°
54°
2
75°
53°
3
82°
55°
4
81°
54°
5
75°
53°
6
74°
52°
7
75°
55°
8
78°
55°
9
78°
54°
10
76°
52°
11
75°
53°
12
65°
48°
13
69°
52°
14
66°
52°
15
60°
51°
16
61°
52°
17
63°
52°
18
61°
51°
19
59°
50°
20
66°
49°
21
67°
50°
22
66°
50°
23
65°
49°
24
63°
48°
25
64°
49°
26
61°
49°
27
59°
48°
28
60°
48°
29
54°
45°
30
54°
41°
31
53°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Happy Valley
Happy Valley's October 2026 forecast shows daily high temperatures ranging from 53° to 82°, with overnight lows between 41° and 57°. The average high for October is 67° with an average low of 51°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Happy Valley. See also: November | December | January.
